Origin: Unknown

Description: Lab created silicon. Refined and 99.9 percent pure. Comes up with a beautiful gun metal grey shine. Most of these pieces are off cuts from when a sphere was created from it.

Chemical Composition: SiO2

Grade: Lapidary Grade
Appearance: Opaque
Inclusions: Lab made as an ingot, so no cracks or inclusions.

Cost per Gram: $0.15
Size approximately 1 pc: 9cm x 5.5cm x 2cm 
Weight approximately 1 pc: 95g

Rough is rough. We do our best to grade and describe pieces in the lot, but ultimately, they all differ.